<%@page import="java.util.Random"%>
<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>

<%
  Random rad=new Random();
  int radParam=rad.nextInt();

%>

<div id="ifm_id_<%=radParam%>">
        <iframe  src="http://m.weather.com.cn/m/pn12/weather.htm" 
                       width="100%" 
                       height="100%"
                        marginwidth="0" 
                        marginheight="0" 
                        hspace="0" 
                        vspace="0" 
                        frameborder="0" 
                        scrolling="no"
                        top="30px">
            </iframe> 
            
</div>
         
</body>
</html>